cpplex.c (cpp_interpret_charconst): Use HOST_WIDE_INT for sign extension.
* cpplex.c (cpp_interpret_charconst): Use HOST_WIDE_INT for sign extension. * gcc.dg/cpp/charconst-2.c: New test. From-SVN: r47286
This commit is contained in:
Andreas Jaeger
parent
56101178c8
commit
e1e7d56bf1
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@ -1,3 +1,8 @@
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2001-11-23 Andreas Jaeger <aj@suse.de>
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* cpplex.c (cpp_interpret_charconst): Use HOST_WIDE_INT for sign
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extension.
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2001-11-23 Nick Clifton <nickc@cambridge.redhat.com>
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* config/arm/xscale-coff.h (SUBTARGET_CPU_DEFAULT): Override
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@ -67,9 +72,9 @@ Thu Nov 22 06:49:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
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* tree-dump.c: Rename from c-dump.c. Include c-tree.h, not c-common.h.
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(lang_type_quals): Declare.
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(dequeue_and_dump): Use lang_hooks.tree_dump.type_quals function to
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retrieve language-specific qualifiers for a type node, instead of
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C_TYPE_QUALS. Likewise for lang_hooks.tree_dump.dump_tree instead of
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(dequeue_and_dump): Use lang_hooks.tree_dump.type_quals function to
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retrieve language-specific qualifiers for a type node, instead of
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C_TYPE_QUALS. Likewise for lang_hooks.tree_dump.dump_tree instead of
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lang_dump_tree.
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* tree-dump.h: Rename from c-dump.h.
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* c-common.h (C_TYPE_QUALS): Removed.
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@ -120,7 +125,7 @@ Thu Nov 22 06:49:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
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* v850.h (DBX_REGISTER_NUMBER): Likewise.
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* vax.h (DBX_REGISTER_NUMBER): Likewise.
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* we32k.h (DBX_REGISTER_NUMBER): Likewise.
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* defaults.h (DBX_REGISTER_NUMBER): Provide a default.
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* doc/tm.texi (DBX_REGISTER_NUMBER): Update.
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@ -1,5 +1,5 @@
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/* CPP Library - lexical analysis.
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Copyright (C) 2000 Free Software Foundation, Inc.
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Copyright (C) 2000, 2001 Free Software Foundation, Inc.
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Contributed by Per Bothner, 1994-95.
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Based on CCCP program by Paul Rubin, June 1986
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Adapted to ANSI C, Richard Stallman, Jan 1987
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@ -1922,8 +1922,8 @@ cpp_interpret_charconst (pfile, token, warn_multi, traditional, pchars_seen)
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if (token->type == CPP_CHAR && chars_seen)
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{
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unsigned int nbits = chars_seen * width;
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unsigned int mask = (unsigned int) ~0 >> (HOST_BITS_PER_INT - nbits);
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mask = (unsigned HOST_WIDE_INT) ~0 >> (HOST_BITS_PER_WIDE_INT - nbits);
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if (pfile->spec_nodes.n__CHAR_UNSIGNED__->type == NT_MACRO
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|| ((result >> (nbits - 1)) & 1) == 0)
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result &= mask;
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@ -1,3 +1,7 @@
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2001-11-23 Andreas Jaeger <aj@suse.de>
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* gcc.dg/cpp/charconst-2.c: New test.
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2001-11-22 Geoffrey Keating <geoffk@redhat.com>
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* lib/old-dejagnu.exp (old-dejagnu): Copy extra source files
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@ -340,7 +344,7 @@ Mon Oct 29 21:19:53 2001 Nicola Pero <n.pero@mi.flashnet.it>
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2001-09-27 Geoffrey Keating <geoffk@redhat.com>
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* gcc.c-torture/execute/loop-2e.x: This is a manifestation of a
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long-standing bug on i686, apparently.
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long-standing bug on i686, apparently.
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* gcc.c-torture/execute/loop-2c.x: New file.
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* gcc.c-torture/execute/loop-2d.x: New file.
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* gcc.c-torture/execute/loop-3c.x: New file.
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@ -360,7 +364,7 @@ Mon Oct 29 21:19:53 2001 Nicola Pero <n.pero@mi.flashnet.it>
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2001-09-24 DJ Delorie <dj@redhat.com>
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* gcc.c-torture/execute/20010924-1.c: New test.
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2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
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* testsuite/objc/execute/paste.m: Remove.
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@ -408,7 +412,7 @@ Mon Oct 29 21:19:53 2001 Nicola Pero <n.pero@mi.flashnet.it>
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2001-09-15 Aldy Hernandez <aldyh@redhat.com>
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* gcc.c-torture/execute/980223.c: Change type of addr from long
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* gcc.c-torture/execute/980223.c: Change type of addr from long
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to char *.
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2001-09-15 Hans-Peter Nilsson <hp@axis.com>
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@ -474,7 +478,7 @@ Mon Oct 29 21:19:53 2001 Nicola Pero <n.pero@mi.flashnet.it>
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2001-09-05 Ziemowit Laski <zlaski@apple.com>
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* objc.dg/method-2.m: New.
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2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
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PR c++/4203
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@ -566,8 +570,8 @@ Mon Oct 29 21:19:53 2001 Nicola Pero <n.pero@mi.flashnet.it>
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2001-08-14 David Billinghurst <David.Billinghurst@riotinto.com>
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* lib/g77-dg.exp: Use prune.exp for common procedures
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(g77-dg-prune): Replace prune_g77_output with prune_gcc_output
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* lib/g77.exp: (g77-dg-prune) Remove
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(g77-dg-prune): Replace prune_g77_output with prune_gcc_output
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* lib/g77.exp: (g77-dg-prune) Remove
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2001-08-13 Jason Merrill <jason_merrill@redhat.com>
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@ -0,0 +1,18 @@
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/* Copyright (C) 2001 Free Software Foundation, Inc. */
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/* { dg-do compile } */
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/* Crosscompiling from i686-linux (32-bit) to x86_64-linux (64-bit)
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gave extra warnings on the two assignments:
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warning: large integer implicitly truncated to unsigned type
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warning: overflow in implicit constant conversion
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This test has been added as a regression test after fixing the bug
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by Andreas Jaeger, 23 Nov 2001. */
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int
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main (void)
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{
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signed char c = '\xff';
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unsigned char d = '\xff';
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return 0;
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}
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