128 lines
3.3 KiB
C++
128 lines
3.3 KiB
C++
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/* Compile with:
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for FILE in `seq 3`; do
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clang -g -c X86/odr-fwd-declaration.cpp -DFILE$FILE -o Inputs/odr-fwd-declaration/$FILE.o
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done
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*/
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// RUN: dsymutil -f -oso-prepend-path=%p/../Inputs/odr-fwd-declaration -y %p/dummy-debug-map.map -o - | llvm-dwarfdump -v -debug-info - | FileCheck %s
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#ifdef FILE1
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# 1 "Header.h" 1
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typedef struct S *Sptr;
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typedef Sptr *Sptrptr;
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# 3 "Source1.cpp" 2
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void foo() {
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Sptrptr ptr1 = 0;
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}
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// First we confirm that the typedefs reference the forward declaration of the
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// struct S.
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//
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// CHECK: TAG_variable
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// CHECK-NOT: {{DW_TAG|NULL}}
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// CHECK: AT_name{{.*}} "ptr1"
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// CHECK-NOT: {{DW_TAG|NULL}}
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// CHECK: AT_type{{.*}}0x{{0*}}[[TYPEDEF1:[a-f0-9]*]]
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//
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// CHECK: [[TYPEDEF1]]:{{.*}}TAG_typedef
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// CHECK-NOT: {{DW_TAG|NULL}}
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// CHECK: AT_type{{.*}}0x{{0*}}[[PTR1:[a-f0-9]*]]
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// CHECK-NOT: {{DW_TAG|NULL}}
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// CHECK: AT_name{{.*}} "Sptrptr"
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//
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// CHECK: [[PTR1]]:{{.*}}TAG_pointer_type
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// CHECK-NOT: {{DW_TAG|NULL}}
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// CHECK: AT_type{{.*}}0x{{0*}}[[TYPEDEF2:[a-f0-9]*]]
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//
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// CHECK: [[TYPEDEF2]]:{{.*}}TAG_typedef
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// CHECK-NOT: {{DW_TAG|NULL}}
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// CHECK: AT_type{{.*}}0x{{0*}}[[PTR2:[a-f0-9]*]]
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// CHECK-NOT: {{DW_TAG|NULL}}
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// CHECK: AT_name{{.*}} "Sptr"
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//
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// CHECK: [[PTR2]]:{{.*}}TAG_pointer_type
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// CHECK-NOT: {{DW_TAG|NULL}}
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// CHECK: AT_type{{.*}}0x{{0*}}[[FWDSTRUCT:[a-f0-9]*]]
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//
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// CHECK: [[FWDSTRUCT]]:{{.*}}TAG_structure_type
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// CHECK-NOT: {{DW_TAG|NULL}}
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// CHECK: AT_name{{.*}} "S"
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// CHECK-NOT: {{DW_TAG|NULL}}
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// CHECK: AT_declaration
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// CHECK-NOT: AT_byte_size
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#elif defined(FILE2)
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# 1 "Header.h" 1
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typedef struct S *Sptr;
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typedef Sptr *Sptrptr;
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# 3 "Source2.cpp" 2
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struct S {
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int field;
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};
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void bar() {
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Sptrptr ptr2 = 0;
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}
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// Next we confirm that the typedefs reference the definition rather than the
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// previous declaration of S.
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//
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// CHECK: TAG_variable
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// CHECK-NOT: {{DW_TAG|NULL}}
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// CHECK: AT_name{{.*}} "ptr2"
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// CHECK-NOT: {{DW_TAG|NULL}}
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// CHECK: AT_type{{.*}}0x{{0*}}[[TYPEDEF3:[a-f0-9]*]]
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//
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// CHECK: [[TYPEDEF3]]:{{.*}}TAG_typedef
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// CHECK-NOT: {{DW_TAG|NULL}}
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// CHECK: AT_type{{.*}}0x{{0*}}[[PTR3:[a-f0-9]*]]
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// CHECK-NOT: {{DW_TAG|NULL}}
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// CHECK: AT_name{{.*}} "Sptrptr"
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//
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// CHECK: [[PTR3]]:{{.*}}TAG_pointer_type
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// CHECK-NOT: {{DW_TAG|NULL}}
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// CHECK: AT_type{{.*}}0x{{0*}}[[TYPEDEF4:[a-f0-9]*]]
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//
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// CHECK: [[TYPEDEF4]]:{{.*}}TAG_typedef
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// CHECK-NOT: {{DW_TAG|NULL}}
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// CHECK: AT_type{{.*}}0x{{0*}}[[PTR4:[a-f0-9]*]]
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// CHECK-NOT: {{DW_TAG|NULL}}
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// CHECK: AT_name{{.*}} "Sptr"
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//
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// CHECK: [[PTR4]]:{{.*}}TAG_pointer_type
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// CHECK-NOT: {{DW_TAG|NULL}}
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// CHECK: AT_type{{.*}}0x{{0*}}[[STRUCT:[a-f0-9]*]]
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//
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// CHECK: [[STRUCT]]:{{.*}}TAG_structure_type
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// CHECK-NOT: {{DW_TAG|NULL}}
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// CHECK: AT_name{{.*}} "S"
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// CHECK-NOT: {{DW_TAG|NULL}}
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// CHECK-NOT: AT_declaration
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// CHECK: AT_byte_size
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// CHECK-NOT: {{DW_TAG|NULL}}
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// CHECK: TAG_member
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#elif defined(FILE3)
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# 1 "Header.h" 1
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typedef struct S *Sptr;
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typedef Sptr *Sptrptr;
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# 3 "Source1.cpp" 2
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void foo() {
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Sptrptr ptr1 = 0;
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}
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// Finally we confirm that uniquing is not broken and the same typedef is
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// referenced by ptr1.
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//
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// CHECK: TAG_variable
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// CHECK-NOT: {{DW_TAG|NULL}}
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// CHECK: AT_name{{.*}} "ptr1"
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// CHECK-NOT: {{DW_TAG|NULL}}
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// CHECK: AT_type{{.*}}0x{{0*}}[[TYPEDEF3]]
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// CHECK-NOT: TAG_typedef
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// CHECK-NOT: TAG_pointer
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// CHECK-NOT: TAG_structure_type
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#else
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#error "You must define which file you generate"
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#endif
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