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-rw-r--r--gcc/testsuite/gcc.target/powerpc/altivec-macros.c64
1 files changed, 64 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/powerpc/altivec-macros.c b/gcc/testsuite/gcc.target/powerpc/altivec-macros.c
new file mode 100644
index 000000000..c07eaa36a
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/altivec-macros.c
@@ -0,0 +1,64 @@
+/* Copyright (C) 2007 Free Software Foundation, Inc. */
+
+/* { dg-do preprocess } */
+/* { dg-require-effective-target powerpc_altivec_ok } */
+/* { dg-options "-maltivec" } */
+
+/* Conditional macros should not be expanded by pragmas. */
+#pragma __vector
+_Pragma ("__vector")
+
+/* Redefinition of conditional macros. */
+/* No warning should be generated. */
+
+#define __vector __new_vector
+#define __pixel __new_pixel
+#define __bool __new_bool
+#define vector new_vector
+#define pixel new_pixel
+#define bool new_bool
+
+/* Definition of conditional macros. */
+/* No warning should be generated. */
+
+#undef __vector
+#define __vector __new_vector
+
+#undef __pixel
+#define __pixel __new_pixel
+
+#undef __bool
+#define __bool __new_bool
+
+#undef vector
+#define vector new_vector
+
+#undef pixel
+#define pixel new_pixel
+
+#undef bool
+#define bool new_bool
+
+/* Re-definition of "unconditional" macros. */
+/* Warnings should be generated as usual. */
+
+#define __vector __newer_vector
+#define __pixel __newer_pixel
+#define __bool __newer_bool
+#define vector newer_vector
+#define pixel newer_pixel
+#define bool newer_bool
+
+/* { dg-warning "redefined" "__vector redefined" { target *-*-* } 45 } */
+/* { dg-warning "redefined" "__pixel redefined" { target *-*-* } 46 } */
+/* { dg-warning "redefined" "__bool redefined" { target *-*-* } 47 } */
+/* { dg-warning "redefined" "vector redefined" { target *-*-* } 48 } */
+/* { dg-warning "redefined" "pixel redefined" { target *-*-* } 49 } */
+/* { dg-warning "redefined" "bool redefined" { target *-*-* } 50 } */
+
+/* { dg-message "location of the previous" "prev __vector defn" { target *-*-* } 25 } */
+/* { dg-message "location of the previous" "prev __pixel defn" { target *-*-* } 28 } */
+/* { dg-message "location of the previous" "prev __bool defn" { target *-*-* } 31 } */
+/* { dg-message "location of the previous" "prev vector defn" { target *-*-* } 34 } */
+/* { dg-message "location of the previous" "prev pixel defn" { target *-*-* } 37 } */
+/* { dg-message "location of the previous" "prev bool defn" { target *-*-* } 40 } */