forked from OSchip/llvm-project
86 lines
2.3 KiB
LLVM
86 lines
2.3 KiB
LLVM
; RUN: opt < %s -sancov -sanitizer-coverage-level=4 -sanitizer-coverage-trace-pc -sanitizer-coverage-prune-blocks=1 -S | FileCheck %s
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; RUN: opt < %s -sancov -sanitizer-coverage-level=4 -sanitizer-coverage-trace-pc -sanitizer-coverage-prune-blocks=0 -S | FileCheck %s --check-prefix=CHECK_NO_PRUNE
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define i32 @foo(i32) #0 {
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%2 = icmp sgt i32 %0, 0
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br i1 %2, label %left, label %right
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; CHECK: call void @__sanitizer_cov_trace_pc()
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; CHECK_NO_PRUNE: call void @__sanitizer_cov_trace_pc()
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left:
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%3 = icmp sgt i32 %0, 10
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br i1 %3, label %left_left, label %left_right
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; CHECK-LABEL: left:
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; CHECK-NOT: call void @__sanitizer_cov_trace_pc()
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; CHECK_NO_PRUNE-LABEL: left:
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; CHECK_NO_PRUNE: call void @__sanitizer_cov_trace_pc()
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left_left:
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br label %left_join
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; CHECK-LABEL: left_left:
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; CHECK: call void @__sanitizer_cov_trace_pc()
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; CHECK_NO_PRUNE-LABEL: left_left:
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; CHECK_NO_PRUNE: call void @__sanitizer_cov_trace_pc()
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left_right:
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br label %left_join
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; CHECK-LABEL: left_right:
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; CHECK: call void @__sanitizer_cov_trace_pc()
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; CHECK_NO_PRUNE-LABEL: left_right:
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; CHECK_NO_PRUNE: call void @__sanitizer_cov_trace_pc()
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left_join:
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br label %finish
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; CHECK-LABEL: left_join:
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; CHECK-NOT: call void @__sanitizer_cov_trace_pc()
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; CHECK_NO_PRUNE-LABEL: left_join:
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; CHECK_NO_PRUNE: call void @__sanitizer_cov_trace_pc()
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right:
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%4 = icmp sgt i32 %0, 10
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br i1 %4, label %right_left, label %right_right
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; CHECK-LABEL: right:
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; CHECK-NOT: call void @__sanitizer_cov_trace_pc()
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; CHECK_NO_PRUNE-LABEL: right:
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; CHECK_NO_PRUNE: call void @__sanitizer_cov_trace_pc()
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right_left:
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br label %right_join
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; CHECK-LABEL: right_left:
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; CHECK: call void @__sanitizer_cov_trace_pc()
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; CHECK_NO_PRUNE-LABEL: right_left:
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; CHECK_NO_PRUNE: call void @__sanitizer_cov_trace_pc()
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right_right:
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br label %right_join
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; CHECK-LABEL: right_right:
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; CHECK: call void @__sanitizer_cov_trace_pc()
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; CHECK_NO_PRUNE-LABEL: right_right:
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; CHECK_NO_PRUNE: call void @__sanitizer_cov_trace_pc()
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right_join:
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br label %finish
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; CHECK-LABEL: right_join:
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; CHECK-NOT: call void @__sanitizer_cov_trace_pc()
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; CHECK_NO_PRUNE-LABEL: right_join:
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; CHECK_NO_PRUNE: call void @__sanitizer_cov_trace_pc()
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finish:
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ret i32 %0
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; CHECK-LABEL: finish:
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; CHECK-NOT: call void @__sanitizer_cov_trace_pc()
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; CHECK_NO_PRUNE-LABEL: finish:
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; CHECK_NO_PRUNE: call void @__sanitizer_cov_trace_pc()
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}
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