From ffaffba589a38db746b1edaac0d174fe5f1358b0 Mon Sep 17 00:00:00 2001 From: Craig Burley Date: Sun, 22 Feb 1998 14:40:45 -0500 Subject: [PATCH] expr.c (ffeexpr_token_arguments_): Make sure outer exprstack isn't null. * expr.c (ffeexpr_token_arguments_): Make sure outer exprstack isn't null. From-SVN: r18191 --- gcc/f/ChangeLog | 5 +++++ gcc/f/expr.c | 1 + gcc/f/news.texi | 5 +++++ 3 files changed, 11 insertions(+) diff --git a/gcc/f/ChangeLog b/gcc/f/ChangeLog index 174a15ffe827..d52adc711172 100644 --- a/gcc/f/ChangeLog +++ b/gcc/f/ChangeLog @@ -1,3 +1,8 @@ +Fri Feb 20 12:45:53 1998 Craig Burley + + * expr.c (ffeexpr_token_arguments_): Make sure + outer exprstack isn't null. + Fri Oct 10 13:00:48 1997 Craig Burley * ste.c (ffeste_begin_iterdo_): Fix loop setup so iteration diff --git a/gcc/f/expr.c b/gcc/f/expr.c index 8f41f3db721f..fe407060932f 100644 --- a/gcc/f/expr.c +++ b/gcc/f/expr.c @@ -18530,6 +18530,7 @@ ffeexpr_token_arguments_ (ffelexToken ft, ffebld expr, ffelexToken t) only if next token isn't the close-paren for REAL(me). */ if ((ffeexpr_stack_->previous != NULL) + && (ffeexpr_stack_->previous->exprstack != NULL) && (ffeexpr_stack_->previous->exprstack->type == FFEEXPR_exprtypeOPERAND_) && ((reduced = ffeexpr_stack_->previous->exprstack->u.operand) != NULL) && (ffebld_op (reduced) == FFEBLD_opSYMTER) diff --git a/gcc/f/news.texi b/gcc/f/news.texi index 3cd7e62f35b5..ddc8bdf768e2 100644 --- a/gcc/f/news.texi +++ b/gcc/f/news.texi @@ -26,6 +26,11 @@ involve a combination of these elements. @heading In 0.5.22: @itemize @bullet +@item +Fix a compiler crash on statements such as +@samp{PRINT *, (REAL(Z(I)),I=1,2)}, where +@samp{Z} is @code{DOUBLE COMPLEX}. + @item Fix @code{g77} version of @code{libf2c} so it no longer produces a spurious @samp{I/O recursion} diagnostic at run time -- 2.47.2