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Merge pull request #223 from paoloteti/be 

Skip aeabi_cdcmp and aeabi_cfcmp on big-endian targets
master
Alex Crichton 2018-01-19 13:58:10 -06:00 committed by GitHub
parent bf912e607e 083f107c5e
commit 22f76e35fa
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1 changed files with 15 additions and 4 deletions
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19
build.rs
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@ -5430,10 +5430,6 @@ mod c {
if target_arch == "arm" && target_os != "ios" {
sources.extend(
&[
"arm/aeabi_cdcmp.S",
"arm/aeabi_cdcmpeq_check_nan.c",
"arm/aeabi_cfcmp.S",
"arm/aeabi_cfcmpeq_check_nan.c",
"arm/aeabi_dcmp.S",
"arm/aeabi_div0.c",
"arm/aeabi_drsub.c",
@ -5467,6 +5463,21 @@ mod c {
// "arm/udivsi3.S",
],
);
// First of all aeabi_cdcmp and aeabi_cfcmp are never called by LLVM.
// Second are little-endian only, so build fail on big-endian targets.
// Temporally workaround: exclude these files for big-endian targets.
if !llvm_target[0].starts_with("thumbeb") &&
!llvm_target[0].starts_with("armeb") {
sources.extend(
&[
"arm/aeabi_cdcmp.S",
"arm/aeabi_cdcmpeq_check_nan.c",
"arm/aeabi_cfcmp.S",
"arm/aeabi_cfcmpeq_check_nan.c",
],
);
}
}
if llvm_target[0] == "armv7" {