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authorupstream source tree <ports@midipix.org>2015-03-15 20:14:05 -0400
committerupstream source tree <ports@midipix.org>2015-03-15 20:14:05 -0400
commit554fd8c5195424bdbcabf5de30fdc183aba391bd (patch)
tree976dc5ab7fddf506dadce60ae936f43f58787092 /gcc/testsuite/gcc.c-torture/execute/20080719-1.c
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Diffstat (limited to 'gcc/testsuite/gcc.c-torture/execute/20080719-1.c')
-rw-r--r--gcc/testsuite/gcc.c-torture/execute/20080719-1.c65
1 files changed, 65 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.c-torture/execute/20080719-1.c b/gcc/testsuite/gcc.c-torture/execute/20080719-1.c
new file mode 100644
index 000000000..694abcbf9
--- /dev/null
+++ b/gcc/testsuite/gcc.c-torture/execute/20080719-1.c
@@ -0,0 +1,65 @@
+typedef unsigned int u32;
+
+static const u32 deadfish = 0xdeadf155;
+
+static const u32 cfb_tab8_be[] = {
+ 0x00000000,0x000000ff,0x0000ff00,0x0000ffff,
+ 0x00ff0000,0x00ff00ff,0x00ffff00,0x00ffffff,
+ 0xff000000,0xff0000ff,0xff00ff00,0xff00ffff,
+ 0xffff0000,0xffff00ff,0xffffff00,0xffffffff
+};
+
+static const u32 cfb_tab8_le[] = {
+ 0x00000000,0xff000000,0x00ff0000,0xffff0000,
+ 0x0000ff00,0xff00ff00,0x00ffff00,0xffffff00,
+ 0x000000ff,0xff0000ff,0x00ff00ff,0xffff00ff,
+ 0x0000ffff,0xff00ffff,0x00ffffff,0xffffffff
+};
+
+static const u32 cfb_tab16_be[] = {
+ 0x00000000, 0x0000ffff, 0xffff0000, 0xffffffff
+};
+
+static const u32 cfb_tab16_le[] = {
+ 0x00000000, 0xffff0000, 0x0000ffff, 0xffffffff
+};
+
+static const u32 cfb_tab32[] = {
+ 0x00000000, 0xffffffff
+};
+
+
+
+
+
+
+const u32 *xxx(int bpp)
+{
+ const u32 *tab;
+
+if (0) return &deadfish;
+
+ switch (bpp) {
+ case 8:
+ tab = cfb_tab8_be;
+ break;
+ case 16:
+ tab = cfb_tab16_be;
+ break;
+ case 32:
+ default:
+ tab = cfb_tab32;
+ break;
+ }
+
+ return tab;
+}
+
+int main(void)
+{
+ const u32 *a = xxx(8);
+ int b = a[0];
+ if (b != cfb_tab8_be[0])
+ __builtin_abort ();
+ return 0;
+}