File: lifetime2.c

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llvm-toolchain-3.9 1%3A3.9.1-8
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// RUN: %clang -S -emit-llvm -o - -O2 %s | FileCheck %s -check-prefix=O2
// RUN: %clang -S -emit-llvm -o - -O0 %s | FileCheck %s -check-prefix=O0

extern int bar(char *A, int n);

// O0-NOT: @llvm.lifetime.start
int foo (int n) {
  if (n) {
// O2: @llvm.lifetime.start
    char A[100];
    return bar(A, 1);
  } else {
// O2: @llvm.lifetime.start
    char A[100];
    return bar(A, 2);
  }
}