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author | Georg-Johann Lay <avr@gjlay.de> | 2015-04-09 11:37:11 +0000 |
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committer | Georg-Johann Lay <gjl@gcc.gnu.org> | 2015-04-09 11:37:11 +0000 |
commit | 3184f36f4f6fa41fe94afe42f11cc0c4c01c5478 (patch) | |
tree | ba9c018ddbe5cf730a08e684c7c5f433b1b9d939 /gcc/config/avr | |
parent | 4cbaaa459e7f402911bb79fade9ffdac194eae75 (diff) | |
download | gcc-3184f36f4f6fa41fe94afe42f11cc0c4c01c5478.zip gcc-3184f36f4f6fa41fe94afe42f11cc0c4c01c5478.tar.gz gcc-3184f36f4f6fa41fe94afe42f11cc0c4c01c5478.tar.bz2 |
re PR target/65296 ([avr] fix various issues with specs file generation)
PR target/65296
* config/avr/driver-avr.c (avr_devicespecs_file): Don't specify a
device specs file if "device-specs%s" didn't resolve to a path.
From-SVN: r221947
Diffstat (limited to 'gcc/config/avr')
-rw-r--r-- | gcc/config/avr/driver-avr.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/gcc/config/avr/driver-avr.c b/gcc/config/avr/driver-avr.c index 4890a39..75d7e6f 100644 --- a/gcc/config/avr/driver-avr.c +++ b/gcc/config/avr/driver-avr.c @@ -80,6 +80,19 @@ avr_devicespecs_file (int argc, const char **argv) return X_NODEVLIB; case 1: + if (0 == strcmp ("device-specs", argv[0])) + { + /* FIXME: This means "device-specs%s" from avr.h:DRIVER_SELF_SPECS + has not been resolved to a path. That case can occur when the + c++ testsuite is run from the build directory. DejaGNU's + libgloss.exp:get_multilibs runs $compiler without -B, i.e.runs + xgcc without specifying a prefix. Without any prefix, there is + no means to find out where the specs files might be located. + get_multilibs runs xgcc --print-multi-lib, hence we don't actually + need information form a specs file and may skip it here. */ + return X_NODEVLIB; + } + mmcu = AVR_MMCU_DEFAULT; break; |