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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/pr49419.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/pr49419.c')
-rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.c-torture/execute/pr49419.c | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.c-torture/execute/pr49419.c b/gcc-4.9/gcc/testsuite/gcc.c-torture/execute/pr49419.c new file mode 100644 index 000000000..fddc16462 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.c-torture/execute/pr49419.c @@ -0,0 +1,38 @@ +/* PR tree-optimization/49419 */ + +extern void abort (void); + +struct S { int w, x, y; } *t; + +int +foo (int n, int f, int *s, int m) +{ + int x, i, a; + if (n == -1) + return 0; + for (x = n, i = 0; t[x].w == f && i < m; i++) + x = t[x].x; + if (i == m) + abort (); + a = i + 1; + for (x = n; i > 0; i--) + { + s[i] = t[x].y; + x = t[x].x; + } + s[0] = x; + return a; +} + +int +main (void) +{ + int s[3], i; + struct S buf[3] = { { 1, 1, 2 }, { 0, 0, 0 }, { 0, 0, 0 } }; + t = buf; + if (foo (0, 1, s, 3) != 2) + abort (); + if (s[0] != 1 || s[1] != 2) + abort (); + return 0; +} |