13 lines
375 B
C
13 lines
375 B
C
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// RUN: %clang_cc1 %s -emit-llvm -o - -fmath-errno | FileCheck %s
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// llvm.sqrt has undefined behavior on negative inputs, so it is
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// inappropriate to translate C/C++ sqrt to this.
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float sqrtf(float x);
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float foo(float X) {
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// CHECK: foo
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// CHECK-NOT: readonly
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// CHECK: call float @sqrtf
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// Check that this is not marked readonly when errno is used.
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return sqrtf(X);
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}
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