1 files changed, 23 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/i386/crc32-1.c b/gcc/testsuite/gcc.target/i386/crc32-1.c
new file mode 100644
index 000000000..b3ed5b684
--- /dev/null
+++ b/gcc/testsuite/gcc.target/i386/crc32-1.c
@@ -0,0 +1,23 @@
+/* { dg-do compile } */
+/* { dg-options "-O2 -mcrc32" } */
+/* { dg-final { scan-assembler "crc32b\[^\\n\]*eax" } } */
+/* { dg-final { scan-assembler "crc32w\[^\\n\]*eax" } } */
+/* { dg-final { scan-assembler "crc32l\[^\\n\]*eax" } } */
+
+unsigned int
+crc32b (unsigned int x, unsigned char y)
+{
+  return __builtin_ia32_crc32qi (x, y);
+}
+
+unsigned int
+crc32w (unsigned int x, unsigned short y)
+{
+  return __builtin_ia32_crc32hi (x, y);
+}
+
+unsigned int
+crc32d (unsigned int x, unsigned int y)
+{
+  return __builtin_ia32_crc32si (x, y);
+}