just invoke configure directly

Author: chessai

.travis.yml

@@ -107,6 +107,7 @@ install:
   - cat cabal.project || true
   - cat cabal.project.local || true
   - if [ -f "./configure.ac" ]; then (cd "." && autoreconf -i); fi
+  - ${CABAL} v2-configure $WITHCOMPILER | color_cabal_output
   - ${CABAL} v2-freeze $WITHCOMPILER ${TEST} ${BENCH} | color_cabal_output
   - "cat cabal.project.freeze | sed -E 's/^(constraints: *| *)//' | sed 's/any.//'"
   - rm  cabal.project.freeze
@@ -133,7 +134,7 @@ script:
   - cat cabal.project.local || true
   # Building...
   # this builds all libraries and executables (without tests/benchmarks)
-  - ${CABAL} v2-build $WITHCOMPILER -v3 --disable-tests --disable-benchmarks all | color_cabal_output
+  - ${CABAL} v2-build $WITHCOMPILER --disable-tests --disable-benchmarks all | color_cabal_output
   # Building with tests and benchmarks...
   # build & run tests, build benchmarks
   - ${CABAL} v2-build $WITHCOMPILER ${TEST} ${BENCH} all | color_cabal_output