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-rw-r--r--clang/test/Misc/show-diag-options.c27
1 files changed, 27 insertions, 0 deletions
diff --git a/clang/test/Misc/show-diag-options.c b/clang/test/Misc/show-diag-options.c
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+++ b/clang/test/Misc/show-diag-options.c
@@ -0,0 +1,27 @@
+// RUN: %clang_cc1 -fsyntax-only %s 2>&1 \
+// RUN: | FileCheck %s -check-prefix=BASE
+// RUN: %clang_cc1 -fsyntax-only -fdiagnostics-show-option %s 2>&1 \
+// RUN: | FileCheck %s -check-prefix=OPTION
+// RUN: %clang_cc1 -fsyntax-only -fdiagnostics-show-option -Werror %s 2>&1 \
+// RUN: | FileCheck %s -check-prefix=OPTION_ERROR
+// RUN: %clang_cc1 -fsyntax-only -std=c89 -pedantic -fdiagnostics-show-option %s 2>&1 \
+// RUN: | FileCheck %s -check-prefix=OPTION_PEDANTIC
+// RUN: %clang_cc1 -fsyntax-only -fdiagnostics-show-category id %s 2>&1 \
+// RUN: | FileCheck %s -check-prefix=CATEGORY_ID
+// RUN: %clang_cc1 -fsyntax-only -fdiagnostics-show-category name %s 2>&1 \
+// RUN: | FileCheck %s -check-prefix=CATEGORY_NAME
+// RUN: %clang_cc1 -fsyntax-only -fdiagnostics-show-option -fdiagnostics-show-category name -Werror %s 2>&1 \
+// RUN: | FileCheck %s -check-prefix=OPTION_ERROR_CATEGORY
+
+void test(int x, int y) {
+ if (x = y) ++x;
+ // BASE: {{.*}}: warning: {{[a-z ]+$}}
+ // OPTION: {{.*}}: warning: {{[a-z ]+}} [-Wparentheses]
+ // OPTION_ERROR: {{.*}}: error: {{[a-z ]+}} [-Werror,-Wparentheses]
+ // CATEGORY_ID: {{.*}}: warning: {{[a-z ]+}} [2]
+ // CATEGORY_NAME: {{.*}}: warning: {{[a-z ]+}} [Semantic Issue]
+ // OPTION_ERROR_CATEGORY: {{.*}}: error: {{[a-z ]+}} [-Werror,-Wparentheses,Semantic Issue]
+
+ // Leverage the fact that all these '//'s get warned about in C89 pedantic.
+ // OPTION_PEDANTIC: {{.*}}: warning: {{[/a-z ]+}} [-pedantic,-Wcomment]
+}