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| author | Mark Mitchell <mark@codesourcery.com> | 2002-07-05 16:40:01 +0000 |
|---|---|---|
| committer | Mark Mitchell <mmitchel@gcc.gnu.org> | 2002-07-05 16:40:01 +0000 |
| commit | 9833f6792a3fc80658167415883160d47ddd68b4 (patch) | |
| tree | d2f8efa5fa2c3a5ebae7ee24ce51a1b2fad27932 | |
| parent | 7dc17098a2c31f04a702967845220d5b1e4a2336 (diff) | |
| download | gcc-9833f6792a3fc80658167415883160d47ddd68b4.zip gcc-9833f6792a3fc80658167415883160d47ddd68b4.tar.gz gcc-9833f6792a3fc80658167415883160d47ddd68b4.tar.bz2 | |
re PR c++/6706 (ICE with variable-sized arrays and DWARF-1 output)
PR c++/6706
* dwarfout.c (output_reg_number): Fix warning message.
(output_bound_representation): Check SAVE_EXPR_RTL is not NULL
before using it.
PR c++/6706
* g++.dg/debug/debug6.C: New test.
* g++.dg/debug/debug7.C: New test.
From-SVN: r55264
| -rw-r--r-- | gcc/ChangeLog | 7 | ||||
| -rw-r--r-- | gcc/dwarfout.c | 6 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/testsuite/g++.dg/debug/debug6.C | 7 | ||||
| -rw-r--r-- | gcc/testsuite/g++.dg/debug/debug7.C | 18 |
5 files changed, 42 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 6c2b06e..767dd73 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,10 @@ +2002-07-03 Mark Mitchell <mark@codesourcery.com> + + PR c++/6706 + * dwarfout.c (output_reg_number): Fix warning message. + (output_bound_representation): Check SAVE_EXPR_RTL is not NULL + before using it. + 2002-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE> * gcc/gcc.c (asm_debug): Move initialization ... diff --git a/gcc/dwarfout.c b/gcc/dwarfout.c index c26a018..d51e65f 100644 --- a/gcc/dwarfout.c +++ b/gcc/dwarfout.c @@ -2077,7 +2077,8 @@ output_reg_number (rtl) if (regno >= DWARF_FRAME_REGISTERS) { - warning_with_decl (dwarf_last_decl, "internal regno botch: regno = %d\n", + warning_with_decl (dwarf_last_decl, + "internal regno botch: `%s' has regno = %d\n", regno); regno = 0; } @@ -2294,7 +2295,8 @@ output_bound_representation (bound, dim_num, u_or_l) || TREE_CODE (bound) == CONVERT_EXPR) bound = TREE_OPERAND (bound, 0); - if (TREE_CODE (bound) == SAVE_EXPR) + if (TREE_CODE (bound) == SAVE_EXPR + && SAVE_EXPR_RTL (bound)) output_loc_descriptor (eliminate_regs (SAVE_EXPR_RTL (bound), 0, NULL_RTX)); } diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 4c8cb75..8880177 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,9 @@ +2002-07-03 Mark Mitchell <mark@codesourcery.com> + + PR c++/6706 + * g++.dg/debug/debug6.C: New test. + * g++.dg/debug/debug7.C: New test. + Thu Jul 4 07:36:48 2002 J"orn Rennecke <joern.rennecke@superh.com> * gcc.c-torture/compile/simd-3.c: New test. diff --git a/gcc/testsuite/g++.dg/debug/debug6.C b/gcc/testsuite/g++.dg/debug/debug6.C new file mode 100644 index 0000000..64f121b --- /dev/null +++ b/gcc/testsuite/g++.dg/debug/debug6.C @@ -0,0 +1,7 @@ +// { dg-do compile } + +void foo() +{ + int i=1, x[i]; +} + diff --git a/gcc/testsuite/g++.dg/debug/debug7.C b/gcc/testsuite/g++.dg/debug/debug7.C new file mode 100644 index 0000000..78faa20 --- /dev/null +++ b/gcc/testsuite/g++.dg/debug/debug7.C @@ -0,0 +1,18 @@ +// { dg-do compile } + +void f (int); + +int +main() { + + int a = 4; + int b = 5; + int (*x)[b] = new int[a][b]; + + x[2][1] = 7; + + for (int i = 0; i < a; ++i) + for (int j = 0; j < b; ++j) + f (x[i][j]); + delete [] x; +} |