diff options
Diffstat (limited to 'gcc/testsuite/g++.old-deja/g++.brendan/code-gen4.C')
-rw-r--r-- | gcc/testsuite/g++.old-deja/g++.brendan/code-gen4.C | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.old-deja/g++.brendan/code-gen4.C b/gcc/testsuite/g++.old-deja/g++.brendan/code-gen4.C new file mode 100644 index 000000000..80b1676cd --- /dev/null +++ b/gcc/testsuite/g++.old-deja/g++.brendan/code-gen4.C @@ -0,0 +1,33 @@ +// { dg-do run } +// { dg-options "-O" } +// GROUPS passed code-generation +// Options: -O +// +// Check that when an int value is assigned to a short int, the proper +// half of the int (i.e. the low order half) ends up in the short. +// +// This fails with 1.32.0 with -O and f1() is inline. +// +// Workaround - declare "f1_arg" as type "short int". + +#include <stdio.h> +#include <stdlib.h> + +short int v2; + +long v1 = 0x11117777; + +inline void f1 (long f1_arg) +{ + v2 = f1_arg; +} + +int main () +{ + f1 (v1); + + if (v2 != 0x00007777) + abort (); + else + printf ("PASS\n"); +} |