On 03.06.2016 01:09, Alan Cox wrote: > On Tue, 31 May 2016 00:09:01 +0200 (CEST) > "Maarten Brock" <sourceforge.br...@dse.nl> wrote: > >> Hello SDCC followers, >> >> Today the first Release Candidate (RC1) for SDCC 3.6.0 has been created. >> As always it has been put online in our SourceForge File section. >> https://sourceforge.net/projects/sdcc/files/ >> >> If you have the time, please verify it and report back with the positive >> or negative results. > > The positive: > > l9x now builds without weird type errors that were present on 950x > > Code generation for compactness at least is again way better on Z80. The > Bourne shell was 25762 bytes last time I looked and is now down to 24354 > (assuming of course it still works when I get round to testing!) > > Almost everything still builds for the Fuzix C libraries and application > set, which is becoming a fairly large chunk of code. > > The negative: > > calendar.c:233: warning 84: 'auto' variable 'retval' may be used before > initialization Caught signal 11: SIGSEGV > > m4.c:485: error 9: FATAL Compiler Internal Error in file 'gen.c' line > number '4224' : code generator internal error Contact Author with source > code m4.c:485: error 9: FATAL Compiler Internal Error in file 'gen.c' > line number '4224' : code generator internal error Contact Author with > source code > > In one case code that used to build now errors (correctly due to the > tightening up on type specifiers) but shows weird behaviour - some of the > warnings are not displaying the correct line number and show "-" as the > filename: > > exec.c:88: error 226: no type specifier for 'i' > -:0: warning 85: in function setcmd unreferenced local variable : 'len' > -:0: warning 85: in function setcmd unreferenced local variable : 'i' > exec.c:524: warning 85: in function backup unreferenced local variable : 'p' > -:0: warning 85: in function nextfile unreferenced local variable : 'what' > > > None of these have obvious small reproducers - is there a preferred way > to send you something to debug ?
SDCC does nearly no interprocedural stuff (unless you use inline). The function for which you get the error together with all the declarations necessary to compile it is a good start for a reproducer. Philipp
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