From 1686d9b4dbca9f48ef65325c2002123bd5b7cfc5 Mon Sep 17 00:00:00 2001 From: nickc Date: Wed, 17 Apr 2002 16:26:28 +0000 Subject: [PATCH] 2002-04-17 Nick Clifton * gcc.c (read_specs): Detect and fail if an attempt is made to rename a spec string to an already existing string. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@52426 138bc75d-0d04-0410-961f-82ee72b054a4 --- gcc/ChangeLog | 5 +++++ gcc/gcc.c | 8 +++++++- 2 files changed, 12 insertions(+), 1 deletion(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 9f6ec57e1fb..5e50e528ab2 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2002-04-17 Nick Clifton + + * gcc.c (read_specs): Detect and fail if an attempt is made to + rename a spec string to an already existing string. + 2002-04-17 Ulrich Weigand * config/s390/s390.c (legitimize_pic_address): Do not generate diff --git a/gcc/gcc.c b/gcc/gcc.c index 8fa6bb5979e..8e0106cdb5d 100644 --- a/gcc/gcc.c +++ b/gcc/gcc.c @@ -1862,8 +1862,9 @@ read_specs (filename, main_p) { int name_len; struct spec_list *sl; + struct spec_list *newsl; - /* Get original name */ + /* Get original name. */ p1 += sizeof "%rename"; while (*p1 == ' ' || *p1 == '\t') p1++; @@ -1909,6 +1910,11 @@ read_specs (filename, main_p) if (strcmp (p1, p2) == 0) continue; + for (newsl = specs; newsl; newsl = newsl->next) + if (strcmp (newsl->name, p2) == 0) + fatal ("%s: attempt to rename spec '%s' to already defined spec '%s'", + filename, p1, p2); + if (verbose_flag) { notice ("rename spec %s to %s\n", p1, p2); -- 2.11.4.GIT