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-rw-r--r--Makeconfig5
1 files changed, 5 insertions, 0 deletions
diff --git a/Makeconfig b/Makeconfig
index 509b5bd3df..4e336a4ed8 100644
--- a/Makeconfig
+++ b/Makeconfig
@@ -611,6 +611,11 @@ endif
 ifndef test-wrapper-env
 test-wrapper-env = $(test-wrapper) env
 endif
+# Likewise, but the program's environment will be empty except for any
+# explicit <variable>=<value> assignments preceding the program name.
+ifndef test-wrapper-env-only
+test-wrapper-env-only = $(test-wrapper) env -i
+endif
 
 # Whether to run test programs built for the library's host system.
 ifndef run-built-tests