vendor/compiler-rt/compiler-rt-trunk-r321017

1 files changed, 30 insertions, 0 deletions

diff --git a/test/profile/infinite_loop.c b/test/profile/infinite_loop.c
new file mode 100644
index 0000000000000..0e3981c712f6b
--- /dev/null
+++ b/test/profile/infinite_loop.c
@@ -0,0 +1,30 @@
+// RUN: %clang_pgogen  -O2 -o %t %s
+// RUN: env LLVM_PROFILE_FILE=%t.profraw %run %t
+// RUN: llvm-profdata show -function main -counts  %t.profraw| FileCheck  %s 
+
+void exit(int);
+int g;
+__attribute__((noinline)) void foo()
+{
+  g++;
+  if (g==1000)
+    exit(0);
+}
+
+
+int main()
+{
+  while (1) {
+    foo();
+  }
+
+}
+
+// CHECK: Counters:
+// CHECK-NEXT:  main:
+// CHECK-NEXT:    Hash: {{.*}}
+// CHECK-NEXT:    Counters: 2
+// CHECK-NEXT:    Block counts: [1000, 1]
+
+
+