57 lines
2.6 KiB
LLVM
57 lines
2.6 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --check-attributes
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; RUN: opt -attributor -enable-new-pm=0 -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
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; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
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; RUN: opt -attributor-cgscc -enable-new-pm=0 -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
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; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
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; PR5596
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; IPSCCP should propagate the 0 argument, eliminate the switch, and propagate
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; the result.
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; FIXME: Remove obsolete calls/instructions
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define i32 @main() noreturn nounwind {
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; IS__TUNIT____: Function Attrs: nofree noreturn nosync nounwind readnone willreturn
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; IS__TUNIT____-LABEL: define {{[^@]+}}@main
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; IS__TUNIT____-SAME: () [[ATTR0:#.*]] {
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; IS__TUNIT____-NEXT: entry:
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; IS__TUNIT____-NEXT: ret i32 123
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;
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; IS__CGSCC____: Function Attrs: nofree norecurse noreturn nosync nounwind readnone willreturn
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; IS__CGSCC____-LABEL: define {{[^@]+}}@main
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; IS__CGSCC____-SAME: () [[ATTR0:#.*]] {
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; IS__CGSCC____-NEXT: entry:
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; IS__CGSCC____-NEXT: ret i32 123
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;
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entry:
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%call2 = tail call i32 @wwrite(i64 0) nounwind
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ret i32 %call2
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}
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define internal i32 @wwrite(i64 %i) nounwind readnone {
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; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
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; IS__CGSCC____-LABEL: define {{[^@]+}}@wwrite
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; IS__CGSCC____-SAME: () [[ATTR1:#.*]] {
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; IS__CGSCC____-NEXT: entry:
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; IS__CGSCC____-NEXT: switch i64 0, label [[SW_DEFAULT:%.*]] [
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; IS__CGSCC____-NEXT: i64 3, label [[RETURN:%.*]]
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; IS__CGSCC____-NEXT: i64 10, label [[RETURN]]
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; IS__CGSCC____-NEXT: ]
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; IS__CGSCC____: sw.default:
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; IS__CGSCC____-NEXT: ret i32 undef
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; IS__CGSCC____: return:
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; IS__CGSCC____-NEXT: unreachable
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;
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entry:
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switch i64 %i, label %sw.default [
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i64 3, label %return
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i64 10, label %return
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]
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sw.default:
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ret i32 123
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return:
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ret i32 0
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}
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