diff options
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/testsuite/g++.dg/torture/20080625-1.C | 27 | ||||
| -rw-r--r-- | gcc/tree-vn.c | 28 |
4 files changed, 58 insertions, 6 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 64423b1..c22cbe7 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,10 @@ 2008-06-25 Richard Guenther <rguenther@suse.de> + * tree-vn.c (vn_add): Handle TRUTH_*_EXPR. + (vn_lookup): Likewise. + +2008-06-25 Richard Guenther <rguenther@suse.de> + PR tree-optimization/35518 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs. * tree-sra.c (instantiate_element): Use fold_build3 to build diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 2c45e39..20c6345 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,7 @@ +2008-06-25 Richard Guenther <rguenther@suse.de> + + * g++.dg/torture/20080625-1.C: New testcase. + 2008-06-24 Paul Thomas <pault@gcc.gnu.org> PR fortran/36371 diff --git a/gcc/testsuite/g++.dg/torture/20080625-1.C b/gcc/testsuite/g++.dg/torture/20080625-1.C new file mode 100644 index 0000000..b18c282 --- /dev/null +++ b/gcc/testsuite/g++.dg/torture/20080625-1.C @@ -0,0 +1,27 @@ +extern "C" { + typedef unsigned char sal_Bool; + typedef struct _rtl_uString { + } rtl_uString; + void rtl_uString_release( rtl_uString * str ) throw (); +} +class OUString { + rtl_uString * pData; +public: + OUString() {} + ~OUString() { + rtl_uString_release( pData ); + } + sal_Bool equalsIgnoreAsciiCase( const OUString & str ) const; +}; +bool findAndRemove(); +long getAttributeProps() +{ + long nAttrs = 0; + OUString aValue; + if (findAndRemove() + && aValue.equalsIgnoreAsciiCase(OUString())) + ; + else + nAttrs |= 1; + return nAttrs; +} diff --git a/gcc/tree-vn.c b/gcc/tree-vn.c index c3cc239..7ec19cd 100644 --- a/gcc/tree-vn.c +++ b/gcc/tree-vn.c @@ -196,12 +196,19 @@ vn_add (tree expr, tree val) SSA_NAME_VALUE (expr) = val; break; } - else if (TREE_CODE (expr) == ADDR_EXPR) + switch (TREE_CODE (expr)) { + case ADDR_EXPR: + case TRUTH_AND_EXPR: + case TRUTH_OR_EXPR: + case TRUTH_XOR_EXPR: + case TRUTH_NOT_EXPR: vn_nary_op_insert (expr, val); - break; + break; + default: + gcc_unreachable (); } - /* FALLTHROUGH */ + break; default: gcc_unreachable (); } @@ -263,9 +270,18 @@ vn_lookup (tree expr) return vn_reference_lookup (expr, NULL, false); else if (TREE_CODE (expr) == SSA_NAME) return SSA_NAME_VALUE (expr); - else if (TREE_CODE (expr) == ADDR_EXPR) - return vn_nary_op_lookup (expr); - /* FALLTHROUGH */ + switch (TREE_CODE (expr)) + { + case ADDR_EXPR: + case TRUTH_AND_EXPR: + case TRUTH_OR_EXPR: + case TRUTH_XOR_EXPR: + case TRUTH_NOT_EXPR: + return vn_nary_op_lookup (expr); + default: + gcc_unreachable (); + } + break; default: gcc_unreachable (); } |