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| author | Hans-Peter Nilsson <hp@axis.com> | 2005-04-08 23:18:32 +0000 |
|---|---|---|
| committer | Hans-Peter Nilsson <hp@gcc.gnu.org> | 2005-04-08 23:18:32 +0000 |
| commit | 69ea8c65c97d67aa5ebb740736d2d85a263f85de (patch) | |
| tree | 6495070a262462dfe584489f1cd77df029750ce2 /gcc | |
| parent | 0cb7f060b25987814c87f163e1327ff9d811225c (diff) | |
| download | gcc-69ea8c65c97d67aa5ebb740736d2d85a263f85de.zip gcc-69ea8c65c97d67aa5ebb740736d2d85a263f85de.tar.gz gcc-69ea8c65c97d67aa5ebb740736d2d85a263f85de.tar.bz2 | |
re PR rtl-optimization/20466 (Missed invalidation of known memory contents in flow2...)
PR rtl-optimization/20466
* gcc.c-torture/execute/pr20466-1.c: New test.
From-SVN: r97869
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.c-torture/execute/pr20466-1.c | 26 |
2 files changed, 31 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 9d59bfc..c8ccbcd 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2005-04-09 Hans-Peter Nilsson <hp@axis.com> + + PR rtl-optimization/20466 + * gcc.c-torture/execute/pr20466-1.c: New test. + 2005-04-08 Mark Mitchell <mark@codesourcery.com> PR c++/20905 diff --git a/gcc/testsuite/gcc.c-torture/execute/pr20466-1.c b/gcc/testsuite/gcc.c-torture/execute/pr20466-1.c new file mode 100644 index 0000000..fb4787f --- /dev/null +++ b/gcc/testsuite/gcc.c-torture/execute/pr20466-1.c @@ -0,0 +1,26 @@ +int f (int **, int *, int *, int **, int **) __attribute__ ((__noinline__)); +int +f (int **ipp, int *i1p, int *i2p, int **i3, int **i4) +{ + **ipp = *i1p; + *ipp = i2p; + *i3 = *i4; + **ipp = 99; + return 3; +} + +extern void exit (int); +extern void abort (void); + +int main (void) +{ + int i = 42, i1 = 66, i2 = 1, i3 = -1, i4 = 55; + int *ip = &i; + int *i3p = &i3; + int *i4p = &i4; + + f (&ip, &i1, &i2, &i3p, &i4p); + if (i != 66 || ip != &i2 || i2 != 99 || i3 != -1 || i3p != i4p || i4 != 55) + abort (); + exit (0); +} |