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author | Quentin Colombet <qcolombet@apple.com> | 2014-02-06 18:30:43 +0000 |
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committer | Quentin Colombet <qcolombet@apple.com> | 2014-02-06 18:30:43 +0000 |
commit | 65ad11b062684b7e4fb6877415b4a30386310e83 (patch) | |
tree | 89a5b47fa805fae773f23194a745f179f8ae4dd5 /test/Frontend | |
parent | 704cb95c1f9c7a7ef35953ab9223ba65f7a41ec4 (diff) | |
download | clang_35a-65ad11b062684b7e4fb6877415b4a30386310e83.tar.gz |
Wired-up the new LLVM diagnostic system into clang diagnostic system.
The approach is similar to the existing inline-asm reporting, just more
general.
<rdar://problem/15886278>
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@200931 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Frontend')
-rw-r--r-- | test/Frontend/backend-diagnostic.c | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/test/Frontend/backend-diagnostic.c b/test/Frontend/backend-diagnostic.c new file mode 100644 index 0000000000..acb15f27d1 --- /dev/null +++ b/test/Frontend/backend-diagnostic.c @@ -0,0 +1,34 @@ +// REQUIRES: x86-registered-target +// Play around with backend reporting: +// _REGULAR_: Regular behavior, no warning switch enabled. +// _PROMOTE_: Promote warning to error. +// _IGNORE_: Drop backend warning. +// +// RUN: not %clang_cc1 %s -mllvm -warn-stack-size=0 -S -o - -triple=i386-apple-darwin 2> %t.err +// RUN: FileCheck < %t.err %s --check-prefix=REGULAR --check-prefix=ASM +// RUN: not %clang_cc1 %s -mllvm -warn-stack-size=0 -S -o - -triple=i386-apple-darwin -Werror=frame-larger-than 2> %t.err +// RUN: FileCheck < %t.err %s --check-prefix=PROMOTE --check-prefix=ASM +// RUN: not %clang_cc1 %s -mllvm -warn-stack-size=0 -S -o - -triple=i386-apple-darwin -Wno-frame-larger-than 2> %t.err +// RUN: FileCheck < %t.err %s --check-prefix=IGNORE --check-prefix=ASM +// +// Currently the stack size reporting cannot be checked with -verify because +// no source location is attached to the diagnostic. Therefore do not emit +// them for the -verify test for now. +// RUN: %clang_cc1 %s -S -o - -triple=i386-apple-darwin -verify + +extern void doIt(char *); + +// REGULAR: warning: stack size exceeded ({{[0-9]+}}) in stackSizeWarning +// PROMOTE: error: stack size exceeded ({{[0-9]+}}) in stackSizeWarning +// IGNORE-NOT: stack size exceeded ({{[0-9]+}}) in stackSizeWarning +void stackSizeWarning() { + char buffer[80]; + doIt(buffer); +} + +// ASM: inline assembly requires more registers than available +void inlineAsmError(int x0, int x1, int x2, int x3, int x4, + int x5, int x6, int x7, int x8, int x9) { + __asm__("hello world": : "r" (x0),"r" (x1),"r" (x2),"r" (x3), // expected-error + {{inline assembly requires more registers than available}} + "r" (x4),"r" (x5),"r" (x6),"r" (x7),"r" (x8),"r" (x9)); +} |