diff options
| -rw-r--r-- | GNUmakefile.llvm | 31 |
1 files changed, 19 insertions, 12 deletions
diff --git a/GNUmakefile.llvm b/GNUmakefile.llvm index 52ff778c..d5dcb09b 100644 --- a/GNUmakefile.llvm +++ b/GNUmakefile.llvm @@ -48,18 +48,25 @@ else LLVM_CONFIG ?= $(call detect_newest,llvm-config) endif -override LLVM_RAW_VER := $(shell $(LLVM_CONFIG) --version 2>/dev/null) -LLVMVER := $(subst svn,,$(subst git,,$(LLVM_RAW_VER))) -LLVM_MAJOR := $(firstword $(subst ., ,$(LLVMVER))) -LLVM_MINOR := $(firstword $(subst ., ,$(subst $(LLVM_MAJOR).,,$(LLVMVER)))) -LLVM_TOO_NEW := $(shell test $(LLVM_MAJOR) -gt $(LLVM_TOO_NEW_DEFAULT) && echo 1 || echo 0) -LLVM_TOO_OLD := $(shell test $(LLVM_MAJOR) -lt $(LLVM_TOO_OLD_DEFAULT) && echo 1 || echo 0) -LLVM_NEW_API := $(shell test $(LLVM_MAJOR) -ge 10 && echo 1 || echo 0) -LLVM_NEWER_API := $(shell test $(LLVM_MAJOR) -ge 16 && echo 1 || echo 0) -LLVM_13_OK := $(shell test $(LLVM_MAJOR) -ge 13 && echo 1 || echo 0) -LLVM_HAVE_LTO := $(shell test $(LLVM_MAJOR) -ge 12 && echo 1 || echo 0) -LLVM_BINDIR := $(shell $(LLVM_CONFIG) --bindir 2>/dev/null) -LLVM_LIBDIR := $(shell $(LLVM_CONFIG) --libdir 2>/dev/null) +ifneq "$(LLVM_CONFIG)" "" + override LLVM_RAW_VER := $(shell $(LLVM_CONFIG) --version 2>/dev/null) + LLVMVER := $(subst svn,,$(subst git,,$(LLVM_RAW_VER))) + + LLVM_BINDIR := $(shell $(LLVM_CONFIG) --bindir 2>/dev/null) + LLVM_LIBDIR := $(shell $(LLVM_CONFIG) --libdir 2>/dev/null) +endif + +ifneq "$(LLVMVER)" "" + LLVM_MAJOR := $(firstword $(subst ., ,$(LLVMVER))) + LLVM_MINOR := $(firstword $(subst ., ,$(subst $(LLVM_MAJOR).,,$(LLVMVER)))) + LLVM_TOO_NEW := $(shell test $(LLVM_MAJOR) -gt $(LLVM_TOO_NEW_DEFAULT) && echo 1 || echo 0) + LLVM_TOO_OLD := $(shell test $(LLVM_MAJOR) -lt $(LLVM_TOO_OLD_DEFAULT) && echo 1 || echo 0) + LLVM_NEW_API := $(shell test $(LLVM_MAJOR) -ge 10 && echo 1 || echo 0) + LLVM_NEWER_API := $(shell test $(LLVM_MAJOR) -ge 16 && echo 1 || echo 0) + LLVM_13_OK := $(shell test $(LLVM_MAJOR) -ge 13 && echo 1 || echo 0) + LLVM_HAVE_LTO := $(shell test $(LLVM_MAJOR) -ge 12 && echo 1 || echo 0) +endif + LLVM_STDCXX := gnu++11 LLVM_LTO := 0 LLVM_UNSUPPORTED := $(shell echo "$(LLVMVER)" | grep -E -q '^[0-2]\.|^3\.[0-8]\.' && echo 1 || echo 0) |