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author | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
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committer | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
commit | 1bc5aee63eb72b341f506ad058502cd0361f0d10 (patch) | |
tree | c607e8252f3405424ff15bc2d00aa38dadbb2518 /gcc-4.9/gcc/testsuite/gcc.c-torture/execute/20020412-1.c | |
parent | 283a0bf58fcf333c58a2a92c3ebbc41fb9eb1fdb (diff) | |
download | toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.gz toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.bz2 toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.zip |
Initial checkin of GCC 4.9.0 from trunk (r208799).
Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba
Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.c-torture/execute/20020412-1.c')
-rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.c-torture/execute/20020412-1.c | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.c-torture/execute/20020412-1.c b/gcc-4.9/gcc/testsuite/gcc.c-torture/execute/20020412-1.c new file mode 100644 index 000000000..df0efe008 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.c-torture/execute/20020412-1.c @@ -0,0 +1,56 @@ +/* PR c/3711 + This testcase ICEd on IA-32 at -O0 and was miscompiled otherwise, + because std_expand_builtin_va_arg didn't handle variable size types. */ + +#include <stdarg.h> + +extern void abort (void); +extern void exit (int); + +void bar (int c) +{ + static int d = '0'; + + if (c != d++) + abort (); + if (c < '0' || c > '9') + abort (); +} + +void foo (int size, ...) +{ + struct + { + char x[size]; + } d; + va_list ap; + int i; + + va_start (ap, size); + d = va_arg (ap, typeof (d)); + for (i = 0; i < size; i++) + bar (d.x[i]); + d = va_arg (ap, typeof (d)); + for (i = 0; i < size; i++) + bar (d.x[i]); + va_end (ap); +} + +int main (void) +{ + int z = 5; + struct { char a[z]; } x, y; + + x.a[0] = '0'; + x.a[1] = '1'; + x.a[2] = '2'; + x.a[3] = '3'; + x.a[4] = '4'; + y.a[0] = '5'; + y.a[1] = '6'; + y.a[2] = '7'; + y.a[3] = '8'; + y.a[4] = '9'; + foo (z, x, y); + exit (0); +} |