35 lines
920 B
LLVM
35 lines
920 B
LLVM
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; RUN: opt < %s -sancov -sanitizer-coverage-level=4 -sanitizer-coverage-trace-pc -sanitizer-coverage-prune-blocks=1 -S -enable-new-pm=0 | FileCheck %s
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; RUN: opt < %s -passes='module(sancov-module)' -sanitizer-coverage-level=4 -sanitizer-coverage-trace-pc -sanitizer-coverage-prune-blocks=1 -S | FileCheck %s
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define i32 @blah(i32) #0 {
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%2 = icmp sgt i32 %0, 1
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br i1 %2, label %branch, label %exit
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; CHECK: call void @__sanitizer_cov_trace_pc()
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branch:
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br label %pos2
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; CHECK-LABEL: branch:
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; CHECK-NOT: call void @__sanitizer_cov_trace_pc()
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pos2:
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br label %pos3
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; CHECK-LABEL: pos2:
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; CHECK-NOT: call void @__sanitizer_cov_trace_pc()
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pos3:
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br label %pos4
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; CHECK-LABEL: pos3:
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; CHECK-NOT: call void @__sanitizer_cov_trace_pc()
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pos4:
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ret i32 0
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; CHECK-LABEL: pos4:
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; CHECK: call void @__sanitizer_cov_trace_pc()
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exit:
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ret i32 0
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; CHECK-LABEL: exit:
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; CHECK: call void @__sanitizer_cov_trace_pc()
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}
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