summaryrefslogtreecommitdiff
path: root/gcc/testsuite/gcc.dg/old-style-asm-1.c
diff options
context:
space:
mode:
Diffstat (limited to 'gcc/testsuite/gcc.dg/old-style-asm-1.c')
-rw-r--r--gcc/testsuite/gcc.dg/old-style-asm-1.c23
1 files changed, 23 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/old-style-asm-1.c b/gcc/testsuite/gcc.dg/old-style-asm-1.c
new file mode 100644
index 000000000..8af007795
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/old-style-asm-1.c
@@ -0,0 +1,23 @@
+/* PR inline-asm/8832 */
+/* { dg-do compile } */
+/* { dg-options "-O2 -dP" } */
+
+/* Verify that GCC doesn't optimize
+ old style asm instructions. */
+
+void foo(int v)
+{
+ if (v)
+ asm ("dummy1");
+
+ asm ("dummy2");
+
+ if (v)
+ asm ("dummy3");
+}
+
+/* The purpose of the test below is to check that there are two branches
+ in the generated code, supposedly corresponding to the if-statements.
+ It tries to check for jump_insn (set (pc) pattern, so that jump_insns
+ corresponding to return are not taken into account. */
+/* { dg-final { scan-assembler "jump_insn.*set \\(pc\\).*jump_insn.*set \\(pc\\)"} } */