diff options
| author | Torbjörn SVENSSON <torbjorn.svensson@foss.st.com> | 2022-10-25 11:45:40 +0200 |
|---|---|---|
| committer | Torbjörn SVENSSON <torbjorn.svensson@foss.st.com> | 2022-10-27 09:34:29 +0200 |
| commit | 4e1d704243a4f3c4ded47cd0d02427bb7efef069 (patch) | |
| tree | 6dac28bfcdb9679ccad95b61fcfe6d994d7d2e5b /libjava/java | |
| parent | 27065374f172f05110b68fe1f452eed414c837bd (diff) | |
| download | gcc-4e1d704243a4f3c4ded47cd0d02427bb7efef069.zip gcc-4e1d704243a4f3c4ded47cd0d02427bb7efef069.tar.gz gcc-4e1d704243a4f3c4ded47cd0d02427bb7efef069.tar.bz2 | |
IRA: Make sure array is big enough
In commit 081c96621da, the call to resize_reg_info() was moved before
the call to remove_scratches() and the latter one can increase the
number of regs and that would cause an out of bounds usage on the
reg_renumber global array.
Without this patch, the following testcase randomly fails with:
during RTL pass: ira
In file included from /src/gcc/testsuite/gcc.dg/compat/struct-by-value-5b_y.c:13:
/src/gcc/testsuite/gcc.dg/compat/struct-by-value-5b_y.c: In function 'checkgSf13':
/src/gcc/testsuite/gcc.dg/compat/fp-struct-test-by-value-y.h:28:1: internal compiler error: Segmentation fault
/src/gcc/testsuite/gcc.dg/compat/struct-by-value-5b_y.c:22:1: note: in expansion of macro 'TEST'
gcc/ChangeLog:
* ira.cc: Resize array after reg number increased.
Co-Authored-By: Yvan ROUX <yvan.roux@foss.st.com>
Signed-off-by: Torbjörn SVENSSON <torbjorn.svensson@foss.st.com>
Diffstat (limited to 'libjava/java')
0 files changed, 0 insertions, 0 deletions