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-rw-r--r--src/engine/SCons/Tool/MSCommon/vc.py3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/engine/SCons/Tool/MSCommon/vc.py b/src/engine/SCons/Tool/MSCommon/vc.py
index 6647087..91cae1c 100644
--- a/src/engine/SCons/Tool/MSCommon/vc.py
+++ b/src/engine/SCons/Tool/MSCommon/vc.py
@@ -124,7 +124,8 @@ def get_host_target(env):
try:
target = _ARCH_TO_CANONICAL[target_platform.lower()]
except KeyError, e:
- raise ValueError("Unrecognized target architecture %s" % target_platform)
+ all_archs = str(_ARCH_TO_CANONICAL.keys())
+ raise ValueError("Unrecognized target architecture %s\n\tValid architectures: %s" % (target_platform, all_archs))
return (host, target,req_target_platform)