forked from OSchip/llvm-project
22 lines
985 B
C
22 lines
985 B
C
/// This test checks that the warning includes the location in the C source
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/// file that contains the inline asm. Instead of saying <inline asm> for both.
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/// Although this warning is emitted in llvm it cannot be tested from IR as
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/// it does not have that location information at that stage.
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// RUN: %clang -target arm-arm-none-eabi -march=armv7-m -c %s -o /dev/null \
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// RUN: 2>&1 | FileCheck %s
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// REQUIRES: arm-registered-target
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void bar(void) {
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__asm__ __volatile__("nop"
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:
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:
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: "sp");
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}
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// CHECK: inline-asm-clobber-warning.c:12:24: warning: inline asm clobber list contains reserved registers: SP [-Winline-asm]
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// CHECK-NEXT: __asm__ __volatile__("nop"
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// CHECK-NEXT: ^
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// CHECK-NEXT: inline-asm-clobber-warning.c:12:24: note: Reserved registers on the clobber list may not be preserved across the asm statement, and clobbering them may lead to undefined behaviour.
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