From 7ce55772e8e2e58230198dbb79466de7c52ac5fd Mon Sep 17 00:00:00 2001 From: Jim Wilson Date: Thu, 16 Apr 1998 13:46:40 +0000 Subject: [PATCH] Patch to fix x86 gcc.dg/980226-1.c failure report by Manfred Hollstein. * reg-stack.c (constrain_asm_operands): Set n_alternatives to zero if no operands. From-SVN: r19236 --- gcc/ChangeLog | 5 +++++ gcc/reg-stack.c | 11 ++++++++--- 2 files changed, 13 insertions(+), 3 deletions(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index b9de0f9afdf..d4ef09cfaa5 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +Thu Apr 16 13:45:51 1998 Jim Wilson + + * reg-stack.c (constrain_asm_operands): Set n_alternatives to zero if + no operands. + Wed Apr 15 11:33:09 1998 Alexandre Petit-Bianco * tree.c (build_expr_wfl): Use NULL_TREE if the file name is NULL. diff --git a/gcc/reg-stack.c b/gcc/reg-stack.c index ab3ded66eb4..c781d0d2926 100644 --- a/gcc/reg-stack.c +++ b/gcc/reg-stack.c @@ -637,9 +637,14 @@ constrain_asm_operands (n_operands, operands, operand_constraints, already guaranteed that all operands have the same number of alternatives. */ - n_alternatives = 1; - for (q = constraints[0]; *q; q++) - n_alternatives += (*q == ','); + if (n_operands == 0) + n_alternatives = 0; + else + { + n_alternatives = 1; + for (q = constraints[0]; *q; q++) + n_alternatives += (*q == ','); + } this_alternative = 0; while (this_alternative < n_alternatives) -- 2.30.2