fix(solidity) (#1430)

projects/boost.org/package.yml

@@ -15,7 +15,15 @@ build:
     tea.xyz/gx/make: '*'
   script: |
     ./bootstrap.sh --prefix={{ prefix }}
-    ./b2 install --prefix={{ prefix }}
+    ./b2 $ARGS
+  env:
+    ARGS:
+      - install
+      - --prefix={{ prefix }}
+    linux/x86-64:
+      ARGS:
+        - cxxflags=-fPIC
+        - linkflags=-fPIC
 
 test:
   dependencies:

projects/soliditylang.org/package.yml

@@ -10,7 +10,7 @@ provides:
   - bin/yul-phaser
 
 dependencies:
-  boost.org: 1
+  boost.org: ^1.70
 
 interprets:
   extensions: sol
@@ -49,13 +49,6 @@ build:
     - -DCMAKE_INSTALL_PREFIX={{prefix}}
     - -DPEDANTIC=OFF  # otherwise fails due to deprecations in boost ^1.81
     - -DSTRICT_Z3_VERSION=OFF # otherwise complains about Z3 version in cmake
-    - -DCMAKE_C_FLAGS=$CFLAGS
-    - -DCMAKE_CXX_FLAGS=$CXXFLAGS
-    - -DCMAKE_EXE_LINKER_FLAGS=$LDFLAGS
-    linux/x86-64:
-      CFLAGS: -fPIC
-      CXXFLAGS: -fPIC
-      LDFLAGS: -pie
 
 test:
   solc --bin fixture.sol