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Added test provoking a register clobber error.

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This commit is contained in:
jespergravgaard 2018-01-30 22:23:07 +01:00
parent 63f6620246
commit b466f2f5cc
3 changed files with 14 additions and 1 deletions
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2
src/main/java/dk/camelot64/kickc/passes/Pass4AssertNoCpuClobber.java
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@ -41,7 +41,7 @@ public class Pass4AssertNoCpuClobber extends Pass2Base {
*/
public void check() {
if(hasClobberProblem(true)) {
throw new RuntimeException("CLOBBER ERROR! See log for more info.");
throw new CompileError("CLOBBER ERROR! See log for more info.");
}
}

5
src/test/java/dk/camelot64/kickc/test/TestPrograms.java
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@ -507,6 +507,11 @@ public class TestPrograms {
assertError("illegal-alignment", "Cannot align variable");
}
@Test
public void testRegisterClobber() throws IOException, URISyntaxException {
assertError("register-clobber", "CLOBBER ERROR");
}
private void assertError(String kcFile, String expectError) throws IOException, URISyntaxException {
try {
compileAndCompare(kcFile);

8
src/test/java/dk/camelot64/kickc/test/kc/register-clobber.kc Normal file
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@ -0,0 +1,8 @@
void main() {
byte* SCREEN = $0400;
for( register(X) byte x: 0..100 ) {
for( register(X) byte y: 0..100 ) {
SCREEN[x] = y;
}
}
}