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authorJing Yu <jingyu@google.com>2010-07-22 14:03:48 -0700
committerJing Yu <jingyu@google.com>2010-07-22 14:03:48 -0700
commitb094d6c4bf572654a031ecc4afe675154c886dc5 (patch)
tree89394c56b05e13a5413ee60237d65b0214fd98e2 /gcc-4.4.3/gcc/testsuite/gcc.c-torture/compile/pr27528.c
parentdc34721ac3bf7e3c406fba8cfe9d139393345ec5 (diff)
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commit gcc-4.4.3 which is used to build gcc-4.4.3 Android toolchain in master.
The source is based on fsf gcc-4.4.3 and contains local patches which are recorded in gcc-4.4.3/README.google. Change-Id: Id8c6d6927df274ae9749196a1cc24dbd9abc9887
Diffstat (limited to 'gcc-4.4.3/gcc/testsuite/gcc.c-torture/compile/pr27528.c')
-rw-r--r--gcc-4.4.3/gcc/testsuite/gcc.c-torture/compile/pr27528.c40
1 files changed, 40 insertions, 0 deletions
diff --git a/gcc-4.4.3/gcc/testsuite/gcc.c-torture/compile/pr27528.c b/gcc-4.4.3/gcc/testsuite/gcc.c-torture/compile/pr27528.c
new file mode 100644
index 000000000..040049127
--- /dev/null
+++ b/gcc-4.4.3/gcc/testsuite/gcc.c-torture/compile/pr27528.c
@@ -0,0 +1,40 @@
+/* Check that constant constraints like "i", "n" and "s" can be used in
+ cases where the operand is an initializer constant. */
+/* { dg-require-effective-target nonpic } */
+
+int x[2] = { 1, 2 };
+
+#ifdef __OPTIMIZE__
+static inline void __attribute__((__always_inline__))
+insn1 (int x)
+{
+ asm volatile ("" :: "n" (x), "i" (x));
+}
+
+static inline void __attribute__((__always_inline__))
+insn2 (const void *x)
+{
+ asm volatile ("" :: "s" (x), "i" (x));
+}
+#endif
+
+void
+foo (void)
+{
+#ifdef __OPTIMIZE__
+ insn1 (2);
+ insn1 (2);
+ insn1 (400);
+ insn1 (__LINE__);
+ insn2 (x);
+ insn2 (x);
+ insn2 (&x[1]);
+ insn2 ("string");
+#endif
+ asm volatile ("" :: "s" (x), "i" (x));
+ /* At the time of writing, &x[1] is decomposed before reaching expand
+ when compiling with -O0. */
+ asm volatile ("" :: "s" ("string"), "i" ("string"));
+ asm volatile ("" :: "s" (__FILE__), "i" (__FILE__));
+ asm volatile ("" :: "s" (__FUNCTION__), "i" (__FUNCTION__));
+}